21662536

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{13339}}^1$

素因数の和:13381

約数の個数: 32

約数和(自身を含む): 48024000

約数和(自身を除く): 26361464

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 116, 203, 232, 406, 812, 1624, 13339, 26678, 53356, 93373, 106712, 186746, 373492, 386831, 746984, 773662, 1547324, 2707817, 3094648, 5415634, 10831268, 21662536]

約数ペア:

[(1, 21662536), (2, 10831268), (4, 5415634), (7, 3094648), (8, 2707817), (14, 1547324), (28, 773662), (29, 746984), (56, 386831), (58, 373492), (116, 186746), (203, 106712), (232, 93373), (406, 53356), (812, 26678), (1624, 13339)]